Building wealth requires resilience and perseverance. Mark Evans/Getty Images Redeem now According to a researcher who studied more than 600 millionaires, to build wealth, you need two qualities: resilience and perseverance. These qualities are characteristics of those who can afford to retire early and entrepreneurs who become self-made millionaires. It takes conscious effort to develop resiliency and perseverance. What does it take to get rich? It may seem like building wealth is...